diff --git a/bacnet-stack/comment.sh b/bacnet-stack/comment.sh
new file mode 100755
index 00000000..84ee554e
--- /dev/null
+++ b/bacnet-stack/comment.sh
@@ -0,0 +1,16 @@
+#!/bin/sh
+directory=${1-`pwd`}
+for filename in $( find $directory -name '*.c' )
+do
+  echo Converting $filename
+  ccmtcnvt $filename > /tmp/ccmtcnvt.karg
+  mv /tmp/ccmtcnvt.karg $filename
+done
+
+for filename in $( find $directory -name '*.h' )
+do
+  echo Converting $filename
+  ccmtcnvt $filename > /tmp/ccmtcnvt.karg
+  mv /tmp/ccmtcnvt.karg $filename
+done
+
diff --git a/bacnet-stack/indent.sh b/bacnet-stack/indent.sh
new file mode 100755
index 00000000..5799c922
--- /dev/null
+++ b/bacnet-stack/indent.sh
@@ -0,0 +1,16 @@
+#!/bin/sh
+# indent uses a local indent.pro file if it exists
+# echo "-kr -nut -nlp" > .indent.pro
+
+directory=${1-`pwd`}
+for filename in $( find $directory -name '*.c' )
+do
+  echo Indenting $filename
+  indent -kr -nut -nlp $filename
+done
+
+for filename in $( find $directory -name '*.h' )
+do
+  echo Indenting $filename
+  indent -kr -nut -nlp $filename
+done